Update configuration files and add package-lock.json

Fix HELP.md

src/Docker/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
-  app:
-    image: 'jambotron'
+  jambotron:
+    image: 'jambotron-image'
     container_name: 'jambotron-container'
     build:
       context: ../../
@@ -26,7 +26,7 @@ services:
 
 
   postgres_jambotron:
-    image: 'postgres:13-alpine'
+    image: 'postgres'
     container_name: 'jambotron-postgres-container'
     ports:
       - "5432:5432"